VI 



Pack 

 N. L. BRIXTON. 



Notes on the Copper Mining Region of Lake Superior (October 



22, 1883), without abstract 13 



Notes and Criticisms on Mr. Grant Allen's Theory of the Origin 



of Leaf- forms (January 7, 1884), with abstract 38-44 



Observations on the Geology of the Vicinity of Golden, Colorado 



(March 17, 1884), without abstract 77 



N. L. BRIXTON AND ARTHUR HOLLICK. 



Leaf-bearing Sandstones on Staten Island, New York (Novem- 

 ber 19, 1883), with abstract 30 



B. B. CHAMBERLIN. 



Field-work in Local Mineralogy (January 14, 1884), with ab- 

 stract 48-50 



E. A. CURLEY. 



Bees and Other Hoarding Insects : their Specializations into 

 Males, Females, and Workers (May 26, 1884), without ab- 

 stract 1 03 



NELSON H. DARTON. 



On the Strata of Indurated Shales between Bergen Hill and the 



Palisades, N. J. (October 15, 1883), without abstract 7 



THOMAS EGLESTON, 



The Patio and Cazo Processes for the Amalgamation of Silver 

 Ores, used in Mexico and Chili (October i, 1883), read by 

 title and abstract , i 



ARTHUR H. ELLIOTT. 



The Colored Marbles of Lake Champlain (May 12, 1884), with- 

 out abstract 1 00 



WILLIAM L. ELSEFFER. 



Hydraulics of the Mississippi from Cairo to the Gulf (April 7, 



1 884) , without abstract 82 



H. L. FAIRCHILD. 



Methods of Animal Self-defence (January 21, 1884), without ab- 

 stract 53 



F. FITTICA. 



Upon a Fourth Monobromphenole (December 3, 1883), without 



abstract 32 



